12 Days of Christmas
884
870
24 Game
20
18
99 Bottles of Beer
368
989
656
1913
Abundant Numbers
520
775
768
262
Abundant Numbers (Long)
500
764
895
Arabic to Roman
930
Arithmetic Numbers
2
3
2
904
Ascending Primes
132179
ASCII Table
299
246
brainfuck
75
254
Card Number Validation
579
Catalan Numbers
13
710
2738
Catalan’s Constant
8495
101
94
69
41
32
162
145
513
185133
Christmas Trees
100
113
89
918
109
13569
Collatz
13
2251
8
13
65617
831
12
30
17
CSS Colors
221
Cubes
21
33
Day of Week
852
Diamonds
59
58
821
45
35
Divisors
725
63331
930
979
82
27
Emirp Numbers
412
577
698451
442
500
Emirp Numbers (Long)
63
Emojify
400
507
Evil Numbers
820
372
636
754
669
425
Evil Numbers (Long)
824
634
738
Factorial Factorisation
103
Farey Sequence
13
16
11
15
Fibonacci
507
540
860
188
789
984
679
450
263188
Fizz Buzz
335135
149
94
987133
932
98
973
907117
159180157107
Foo Fizz Buzz Bar
14
Gijswijt’s Sequence
28
37
Happy Numbers
809
428
Happy Numbers (Long)
123
Inventory Sequence
20
Kolakoski Constant
107
103
82
63
6595
67
146
148
119168
Kolakoski Sequence
24
16
Leap Years
928
768
42
Leyland Numbers
48
743
10583
ln 2
27
Look and Say
39
896
54
37
Lucky Numbers
3
Medal Tally
696
Morse Decoder
244
383
Morse Encoder
224
Niven Numbers
763
791
743
511
366
Niven Numbers (Long)
888
6
Number Spiral
246
Odious Numbers
947
608
781
394
Odious Numbers (Long)
935
607
778
Pangram Grep
832
Pascal’s Triangle
761
493
43
Pernicious Numbers
946
196
301
Pernicious Numbers (Long)
951
360
3
Polyominoes
32
Prime Numbers
987
529
758
643
401
552407
Prime Numbers (Long)
974
678
425
Quine
606
953
945
Recamán
718
57
Reverse Polish Notation
508
Rijndael S-box
142
ROT13
879
Seven Segment
735
Sierpiński Triangle
39699099100
9611010797132348
13180114120108124
16261116
541091098978541131251531703798584105981077784132120
198115122
1015494
Smith Numbers
37
73
Sudoku
253
Tongue-twisters
450
493
632
493
Tower of Hanoi
18
Trinomial Triangle
25
United States
530
116
Vampire Numbers
155
Van Eck Sequence
235
608
12
γ
484
414
519
λ
502
260199
190
206170
198
265
18492
141
494
160492
146
147136269
524497
477512
π
97
58617
59
269
111
τ
50
66
108
φ
8194
4852
35
2984
51
120
√2
25
111
𝑒
586097777984
54
433754724554
94
119
12
86934729
8510611412925603745466748737102
5921609461197817377